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Cleaning and maintenance
7.3.3 Replacing the diaphragms and valves
Exploded drawing of pump head (example)
1
2
3
4
5
8
7
6
Valve maintenance
1
Housing cover
2
Valves
3
O‑rings size 28 x 1,5
Diaphragm maintenance
4
Head cover
5
Diaphragm clamping disc with square‑head screw
6
Double diaphragm, 2 diaphragms per pump head
7
Diaphragm support disc
8
Spacer discs, max. 4 per pump head
Exploded‑drawing
pump head